Epson WorkForce DS-30 Portable Document & Image Scanner Scan directly to the cloud,Type: Sheet Fed, Simplex A4 color scanner. Scanning Speed: 4.6 ppm USB powered, doc management suite included. Scanning Speed: 4.6 ppm. Search and edit scanned text, create PDFs and PDF/A documents Compatible operating systems are mac os 10.4 plus, mac os 10.5 plus, mac os 10.6 plus, windows 7, windows 7 x64, windows 8, windows 8.1, windows vista, windows xp and windows xp x644. Interface is one usb 2.0 hi-speed port Interface is one usb 2.0 hi-speed port. Connector type is one type-mini b standard connector. Minimum document size 2.0  2.9 inches for portrait and 3.4  2.1 inches for landscape. Paper capacity is single sheet of paper at 35 to 270 grams per square metre Optical Sensor: 600 dpi color CIS with 10,368 pixels, Scan documents up to 8.5"x14" including business, rigid I.D. and credit cards